Protective coatings for polyacetylenic recording media

Details Protective coatings for polyacetylenic recording media Protective coatings for polyacetylenic recording media

1988-10-17

1990-08-28

Morris, Theodore

Compositions: coating or plastic

Coating or plastic compositions

Proteinaceous material containing

430270, 430337, 430340, 430495, C09J18900, G03C 172

Patent

active

049522442

ABSTRACT:
The invention relates to a light stabilizing and antioxidant coating for polyacetylenic recording media which comprises an aqueous composition of ascorbic acid, gelatin and less than 2% by weight of surfactant wherein the mole ratio of acid to gelatin is between about 1:1 and about 10:1 dissolved in from about 35 wt. % to about 80 wt. % of water.

REFERENCES:
patent: 2461475 (1949-02-01), Kaszuba
patent: 2905561 (1959-09-01), Barnett et al.
patent: 3501308 (1970-03-01), Adelman
patent: 4581315 (1986-08-01), Garito
patent: 4734355 (1988-03-01), Lewis et al.

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